AnalyzerSentence analysis6SpansSentence治山ダムは土砂災害を防ぐ役割を果たす。1000 character limitAnalyzeSentence治ち山さんダムは土ど砂しゃ災さい害がいを防ふせぐ役やく割わりを果はたす。Span Details治ち山さんダムerosion-control dam; soil-saving damnounはtopic markergrammar土ど砂しゃ災さい害がいlandslide disaster; sediment disasternounをobject markergrammar防ふせぐdefend against; protect against; prevent; avert; avoidgodan verb役やく割わりを果はたす。play a role; serve a function; play a partexpression, verb
